// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef NET_HTTP_HTTP_VERSION_H_
#define NET_HTTP_HTTP_VERSION_H_

#include <stdint.h>

namespace net {

// Wrapper for an HTTP (major,minor) version pair.
class HttpVersion {
public:
    // Default constructor (major=0, minor=0).
    HttpVersion()
        : value_(0)
    {
    }

    // Build from unsigned major/minor pair.
    HttpVersion(uint16_t major, uint16_t minor)
        : value_(major << 16 | minor)
    {
    }

    // Major version number.
    uint16_t major_value() const { return value_ >> 16; }

    // Minor version number.
    uint16_t minor_value() const { return value_ & 0xffff; }

    // Overloaded operators:

    bool operator==(const HttpVersion& v) const
    {
        return value_ == v.value_;
    }
    bool operator!=(const HttpVersion& v) const
    {
        return value_ != v.value_;
    }
    bool operator>(const HttpVersion& v) const
    {
        return value_ > v.value_;
    }
    bool operator>=(const HttpVersion& v) const
    {
        return value_ >= v.value_;
    }
    bool operator<(const HttpVersion& v) const
    {
        return value_ < v.value_;
    }
    bool operator<=(const HttpVersion& v) const
    {
        return value_ <= v.value_;
    }

private:
    uint32_t value_; // Packed as <major>:<minor>
};

} // namespace net

#endif // NET_HTTP_HTTP_VERSION_H_
